hydrangea are deciduous shrub belonging to the Hydrangeaceae kinsfolk . Hydrangea plants are typically wintertime unfearing in USDA zone 3 to 8 , and exhibit flowers from July through September . These plant thrive in plenteous , dampish soil in partially suspect to fully cheery locations . Various panicle hydrangea ( hydrangea paniculata ) miscellanea can be easily pruned into a tree diagram form .
Grandiflora
The Grandiflora is one of the most dusty - hardy hydrangea varieties . This unsloped flora typically reaches heights between 10 and 25 feet with spread ranging from 8 to 16 feet . The Grandiflora hydrangea flower conelike clusters of white-hot flower that twist pink with due date . The heyday clusters contact up to 1 1/2 feet in distance . The branch often arch down under the weight of the flowers , so gardeners wanting a tree figure should stake this plant . This hydrangea variety sometimes contracts bud blight , foliage spot and powdery mildew . nematode worm and aphids occasionally lash out these plant .
Little Lamb
The Little Lamb hydrangea is a compact panicle variety that reaches up to 8 feet tall with slenderly small cattle farm . This hydrangea plant expose white flowers in the summer and fall . This variety take in its name because each flower panicle depend similar to a small lamb . The green leaf obtain a purple or yellow tint in the fall month . Bacterial wilting , rust , mites and scale leaf are all occasional trouble . This compact hydrangea variety works well as a little tree tree in borders .
DVP Pinky
The DVP Pinky hydrangea cultivar is an upright change easily pruned into Sir Herbert Beerbohm Tree form . This cultivar matures between 6 and 8 feet in height with slightly little spreads . obscure ellipse leaves turn yellow or majestic tones in the autumn month . Conical flower clusters bloom white but turn dark pink with age . This cold - hardy hydrangea also suffer urban condition . Bud blight and rusts often attack these plant . Tree - form reading work well as lawn specimen and perimeter .
Interhydia
Interhydia hydrangeas are fast - acquire varieties that rapidly reach 8 to 15 feet in height with alike ranch . This panicle hydrangea blooms conical clusters of flowers that emerge with white petals , but mature to pink . The Interhydia hydrangea makes a great tree diagram - form works because it has stiff stem that wo n’t sag under the weight of the heyday . Green leaves move around empurpled or yellow in the fall . Interhydia hydrangeas are somewhat vulnerable to folio spot diseases , powdery mildew , mites and scale leaf . This variety works well in woodland gardens and moulding .
Limelight
The Limelight panicle hydrangea reaches between 6 and 8 feet grandiloquent with like spreads . The flowers emerge white , but then sprain lime green , then pink and then fade to beige . This wintertime hardy variety show also tolerates humidity , high temperatures and urban surround . The green leave turn red in the fall . Mildew , bacterial wilt , mites and aphids are occasionally problems . Tree - form Limelight hydrangeas work well as borders and accent mark .
Tardiva
Tardiva hydrangea mature to high run from 8 to 12 feet and widths between 7 and 10 feet . While the Tardiva can be pruned into Sir Herbert Beerbohm Tree form , it typically blossom best as a great shrub . This winter intrepid industrial plant stomach green leaves that turn purple in the fall . The ashen flowers become pink to purple shades with historic period . Tardiva hydrangeas are susceptible to leaf spot , powdery mildew and nematode . This variety works well as border and accents .
